matrix_pr_merge_notify.yml

name: Notify Matrix on PR Merge
on:
  pull_request:
    types:
      - closed

jobs:
  notify_matrix:
    runs-on: ubuntu-latest
    if: github.event.pull_request.merged == true
    steps:
      - name: Send message to Matrix
        uses: olabiniV2/matrix-message@v0.0.1
        with:
          room_id: ${{ secrets.MATRIX_ROOM_ID }}
          access_token: ${{ secrets.MATRIX_ACCESS_TOKEN }}
          subject: "Pull Request Merged"
          message: "🤖 [Pull Request #${{ github.event.pull_request.number }}: ${{ github.event.pull_request.title }}](${{ github.event.pull_request.html_url }}) has been merged by [${{ github.event.pull_request.user.login }}](${{ github.event.pull_request.user.html_url }}) into the [${{ github.repository }}](${{ github.event.repository.html_url }}) repository."
          server: "matrix.org"